/*
 * Copyright (c) 2010, Michael Hengler (developer (at) hengler (dot) de),
 *                     Nikolaus Moll (developer (at) miblounge (dot) net).
 * All rights reserved.
 * 
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 * * Redistributions of source code must retain the above copyright
 *   notice, this list of conditions and the following disclaimer.
 * * Redistributions in binary form must reproduce the above copyright
 *   notice, this list of conditions and the following disclaimer in the
 *   documentation and/or other materials provided with the distribution.
 * * Neither the name of the [QTPRJ] nor the
 *   names of its contributors may be used to endorse or promote products
 *   derived from this software without specific prior written permission.
 * 
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL [QTPRJ] BE LIABLE FOR ANY
 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
 * DAMAGE.
 */
package joodin.impl.image;

import java.io.File;
import java.net.URL;
import java.util.HashMap;
import java.util.Map;

import joodin.impl.application.util.ApplicationWrapper;
import my.stuff.vaadin.miglayout.util.Size;

import org.jowidgets.common.image.IImageConstant;
import org.jowidgets.common.image.IImageHandle;
import org.jowidgets.spi.image.IImageHandleFactorySpi;
import org.jowidgets.spi.impl.image.IImageFactory;
import org.jowidgets.spi.impl.image.ImageHandle;

import com.vaadin.terminal.FileResource;
import com.vaadin.terminal.Resource;

public class VaadinImageHandleFactorySpi implements IImageHandleFactorySpi {

	private final VaadinImageRegistry qtImageRegistry;
	private final static Map<String, Size> sizeMap = new HashMap<String, Size>();

	public VaadinImageHandleFactorySpi(final VaadinImageRegistry qtImageRegistry) {
		super();
		this.qtImageRegistry = qtImageRegistry;
	}
	
	@Override
	public IImageHandle infoIcon() {
		return new ImageHandle<Resource>(new IImageFactory<Resource>() {
			@Override
			public Resource createImage() {
				final File file = new File("icons/information.png");				
				final FileResource fr = new FileResource(file, ApplicationWrapper.getInstance());
				sizeMap.remove(fr);
				return fr;
			}
		});
	}

	@Override
	public IImageHandle errorIcon() {
		return new ImageHandle<Resource>(new IImageFactory<Resource>() {
			@Override
			public Resource createImage() {
				final File file = new File("icons/error.png");
				final FileResource fr = new FileResource(file, ApplicationWrapper.getInstance());
				sizeMap.remove(fr);
				return fr;
			}
		});
	}

	@Override
	public IImageHandle warningIcon() {
		return new ImageHandle<Resource>(new IImageFactory<Resource>() {
			@Override
			public Resource createImage() {
				File file = new File("icons/warning.png");
				final FileResource fr = new FileResource(file, ApplicationWrapper.getInstance());
				sizeMap.remove(fr);
				return fr;
			}
		});
	}

	@Override
	public IImageHandle questionIcon() {
		return new ImageHandle<Resource>(new IImageFactory<Resource>() {
			@Override
			public Resource createImage() {
				File file = new File("icons/question.png");
				final FileResource fr = new FileResource(file, ApplicationWrapper.getInstance());
				sizeMap.remove(fr);
				return fr;
			}
		});
	}

	@Override
	public IImageHandle createImageHandle(final URL url) {
		return new ImageHandle<Resource>(new VaadinImageLoader(url));
	}

	@Override
	//TODO: width und height berücksichtigen
	public IImageHandle createImageHandle(final IImageConstant imageConstant,
			final int width, final int height) {
		return new ImageHandle<Resource>(new IImageFactory<Resource>() {
			@Override
			public Resource createImage() {
				final Resource templateImage = qtImageRegistry.getImage(imageConstant);
				sizeMap.remove(templateImage + "@" + templateImage.hashCode());
				sizeMap.put(templateImage + "@" + templateImage.hashCode(), new Size(width, height));
				return templateImage;
			}
		});
	}
	
	public static Size getSizeMap(Resource resource){
		return sizeMap.get(resource + "@" + resource.hashCode());
	}

}
